128973824

素因数分解:

$2^{10}\times 7^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:993

約数の個数: 88

約数和(自身を含む): 310488960

約数和(自身を除く): 181515136

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 512, 532, 608, 896, 947, 1024, 1064, 1216, 1792, 1894, 2128, 2432, 3584, 3788, 4256, 4864, 6629, 7168, 7576, 8512, 9728, 13258, 15152, 17024, 17993, 19456, 26516, 30304, 34048, 35986, 53032, 60608, 68096, 71972, 106064, 121216, 125951, 136192, 143944, 212128, 242432, 251902, 287888, 424256, 484864, 503804, 575776, 848512, 969728, 1007608, 1151552, 1697024, 2015216, 2303104, 3394048, 4030432, 4606208, 6788096, 8060864, 9212416, 16121728, 18424832, 32243456, 64486912, 128973824]

約数ペア:

[(1, 128973824), (2, 64486912), (4, 32243456), (7, 18424832), (8, 16121728), (14, 9212416), (16, 8060864), (19, 6788096), (28, 4606208), (32, 4030432), (38, 3394048), (56, 2303104), (64, 2015216), (76, 1697024), (112, 1151552), (128, 1007608), (133, 969728), (152, 848512), (224, 575776), (256, 503804), (266, 484864), (304, 424256), (448, 287888), (512, 251902), (532, 242432), (608, 212128), (896, 143944), (947, 136192), (1024, 125951), (1064, 121216), (1216, 106064), (1792, 71972), (1894, 68096), (2128, 60608), (2432, 53032), (3584, 35986), (3788, 34048), (4256, 30304), (4864, 26516), (6629, 19456), (7168, 17993), (7576, 17024), (8512, 15152), (9728, 13258)]